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8008559: [parfait] Path through non-void function '_ZN2os15thread_cpu_timeEP6Thread' returns an undefined value

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Safety checks for non-Apple thread time functions

Reviewed-by: kvn
This commit is contained in:
Morris Meyer 2013-03-04 13:15:01 -08:00
parent 4dd999e1ee
commit 999837eb30
1 changed files with 15 additions and 0 deletions
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15
hotspot/src/os/bsd/vm/os_bsd.cpp
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@ -3903,15 +3903,27 @@ bool os::pd_unmap_memory(char* addr, size_t bytes) {
jlong os::current_thread_cpu_time() {
#ifdef __APPLE__
return os::thread_cpu_time(Thread::current(), true /* user + sys */);
#else
Unimplemented();
return 0;
#endif
}
jlong os::thread_cpu_time(Thread* thread) {
#ifdef __APPLE__
return os::thread_cpu_time(thread, true /* user + sys */);
#else
Unimplemented();
return 0;
#endif
}
jlong os::current_thread_cpu_time(bool user_sys_cpu_time) {
#ifdef __APPLE__
return os::thread_cpu_time(Thread::current(), user_sys_cpu_time);
#else
Unimplemented();
return 0;
#endif
}
@ -3935,6 +3947,9 @@ jlong os::thread_cpu_time(Thread *thread, bool user_sys_cpu_time) {
} else {
return ((jlong)tinfo.user_time.seconds * 1000000000) + ((jlong)tinfo.user_time.microseconds * (jlong)1000);
}
#else
Unimplemented();
return 0;
#endif
}